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122 lines
3.9 KiB
Python
122 lines
3.9 KiB
Python
# Copyright (c) 2018 Antoine Catton
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# MIT License (see licenses/MIT-license.txt or https://opensource.org/licenses/MIT)
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import copy
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import json
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import pytest
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from ansible.modules.packaging.language import gem
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from units.modules.utils import AnsibleExitJson, AnsibleFailJson, ModuleTestCase, set_module_args
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def get_command(run_command):
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"""Generate the command line string from the patched run_command"""
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args = run_command.call_args[0]
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command = args[0]
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return ' '.join(command)
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class TestGem(ModuleTestCase):
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def setUp(self):
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super(TestGem, self).setUp()
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self.rubygems_path = ['/usr/bin/gem']
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self.mocker.patch(
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'ansible.modules.packaging.language.gem.get_rubygems_path',
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lambda module: copy.deepcopy(self.rubygems_path),
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)
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@pytest.fixture(autouse=True)
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def _mocker(self, mocker):
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self.mocker = mocker
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def patch_installed_versions(self, versions):
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"""Mocks the versions of the installed package"""
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target = 'ansible.modules.packaging.language.gem.get_installed_versions'
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def new(module, remote=False):
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return versions
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return self.mocker.patch(target, new)
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def patch_rubygems_version(self, version=None):
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target = 'ansible.modules.packaging.language.gem.get_rubygems_version'
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def new(module):
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return version
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return self.mocker.patch(target, new)
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def patch_run_command(self):
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target = 'ansible.module_utils.basic.AnsibleModule.run_command'
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return self.mocker.patch(target)
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def test_fails_when_user_install_and_install_dir_are_combined(self):
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set_module_args({
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'name': 'dummy',
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'user_install': True,
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'install_dir': '/opt/dummy',
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})
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with pytest.raises(AnsibleFailJson) as exc:
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gem.main()
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result = exc.value.args[0]
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assert result['failed']
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assert result['msg'] == "install_dir requires user_install=false"
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def test_passes_install_dir_to_gem(self):
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# XXX: This test is extremely fragile, and makes assuptions about the module code, and how
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# functions are run.
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# If you start modifying the code of the module, you might need to modify what this
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# test mocks. The only thing that matters is the assertion that this 'gem install' is
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# invoked with '--install-dir'.
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set_module_args({
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'name': 'dummy',
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'user_install': False,
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'install_dir': '/opt/dummy',
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})
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self.patch_rubygems_version()
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self.patch_installed_versions([])
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run_command = self.patch_run_command()
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with pytest.raises(AnsibleExitJson) as exc:
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gem.main()
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result = exc.value.args[0]
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assert result['changed']
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assert run_command.called
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assert '--install-dir /opt/dummy' in get_command(run_command)
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def test_passes_install_dir_and_gem_home_when_uninstall_gem(self):
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# XXX: This test is also extremely fragile because of mocking.
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# If this breaks, the only that matters is to check whether '--install-dir' is
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# in the run command, and that GEM_HOME is passed to the command.
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set_module_args({
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'name': 'dummy',
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'user_install': False,
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'install_dir': '/opt/dummy',
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'state': 'absent',
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})
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self.patch_rubygems_version()
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self.patch_installed_versions(['1.0.0'])
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run_command = self.patch_run_command()
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with pytest.raises(AnsibleExitJson) as exc:
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gem.main()
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result = exc.value.args[0]
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assert result['changed']
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assert run_command.called
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assert '--install-dir /opt/dummy' in get_command(run_command)
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update_environ = run_command.call_args[1].get('environ_update', {})
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assert update_environ.get('GEM_HOME') == '/opt/dummy'
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